a-be a-ha a-ii aaaa aaab aaae aaah aaai aaba aabb aabh aabi aaea aaha aaib aaii aaoe aaoo abaa abab abae abai abb- abba abbb abbe abbi abbo abee abha abhi abho abia abib abie aboa abob aboh aboo aebi aeio ahab ahah ahai ahha ahio ahoa ahoe aiai aiba aibo aiea aiee aiha aiho aiia aiib aioi aoah aoba ba-i baaa baah baba babb babe babi babo baha bahi baho baia baib baie baio baoh bbbb bbeb beah beba bebb bebe bebi bebo beeb beia beo- bhai bhao bhie bhoi biao biba bibb bibe bibi bibo bieb biha bihe bihi bio- bioi boab boai boba bobb bobe bobi bobo boea boee boeo boha boho boi- boie boii boob booe booh eaba eabh ebba ebbo eboe eboo eeea eeee ehaa ehea eheh eiao eiei eiha eiho h-ii haab haba habe habi habo haha haho haie hbio heah hebb hebe hebi hebo heeb hehe heho heia heie heih hhaa hhhh hiaa hiab hiba hibi hiei hihe hihi hiho hiie hiob hoai hoba hobe hobo hoei hoha hohe hoho hoie hooe i-be iaaa iaai iaba iaea iaia ibea ibeh ibia ibie ieie ieio ieoh ihab ihba ihob iiie iiii iiio iioi iioo ioba iobi ioee ioii ioio iooi iooo o-eo oahe obai obba obbo obea obia obie oboe oboi ohai ohba ohbe ohee ohhi ohho ohia ohio ohob ohoh oiba oiii ooaa ooba oobe oobi ooha ooho ooia oooh oooo